{
  lib,
  stdenv,
  ocaml,
  makeWrapper,
  fetchsvn,
  ghostscript,
  imagemagick,
  perl,
  poppler-utils,
  tesseract,
  unpaper,
}:

stdenv.mkDerivation {
  version = "0.1.7";
  pname = "pdfsandwich";

  src = fetchsvn {
    url = "svn://svn.code.sf.net/p/pdfsandwich/code/trunk/src";
    rev = "75";
    sha256 = "1420c33divch087xrr61lvyf975bapqkgjqaighl581i69nlzsm6";
  };

  strictDeps = true;

  nativeBuildInputs = [
    makeWrapper
    ocaml
    perl
  ];
  installPhase = ''
    mkdir -p $out/bin
    cp -p pdfsandwich $out/bin
    wrapProgram $out/bin/pdfsandwich --prefix PATH : ${
      lib.makeBinPath [
        imagemagick
        ghostscript
        poppler-utils
        unpaper
        tesseract
      ]
    }

    mkdir -p $out/man/man1
    cp -p pdfsandwich.1.gz $out/man/man1
  '';

  meta = with lib; {
    description = "OCR tool for scanned PDFs";
    homepage = "http://www.tobias-elze.de/pdfsandwich/";
    license = licenses.gpl2Plus;
    maintainers = [ maintainers.rps ];
    platforms = platforms.linux;
    mainProgram = "pdfsandwich";
  };
}
